#3764C2#3764C2

#3764C2 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.3% C 0.156 H 262.9°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3764C2
RGB	rgb(55, 100, 194)
HSL	hsl(221, 56%, 49%)
HSV	hsv(221, 72%, 76%)
CMYK	cmyk(71.6%, 48.5%, 0%, 23.9%)
CIE-LAB	lab(43.97, 16.80, -53.78)
CIE-LCH	lch(43.97, 56.35, 287.35°)
OKLab	oklab(52.27% -0.0191 -0.1543)
OKLCH	oklch(52.27% 0.156 262.9)
XYZ	xyz(15.8669, 13.8199, 52.8598)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3764C2 #C29537

analogous

#37AAC2 #3764C2 #5037C2

triadic

#3764C2 #C23764 #64C237

tetradic

#3764C2 #C237AA #C29537 #37C250

square

#3764C2 #C237AA #C29537 #37C250

split-complementary

#3764C2 #C25037 #AAC237

monochromatic

#1C3363 #294B92 #3764C2 #6387D3 #93ACE0

Accessibility & contrast

On white

5.58

#3764C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3764C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3764C2

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3764C2	#FFFFFF	#000000	##FFFFFF
##3764C2	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306FC5

Deuteranopia (green-blind)

#0262C0

Tritanopia (blue-blind)

#007A8A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3764c2;
/* rgb */ color: rgb(55, 100, 194);
/* oklch */ color: oklch(52.3% 0.156 262.9);

Tailwind

colors: {
  custom: {
    50: '#7f8fd5',
    500: '#3764c2',
    950: '#000000',
  },
}

SCSS

$custom: #3764c2;
$custom-light: #7f8fd5;
$custom-dark: #000000;

JSON

{
  "hex": "#3764c2",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 194
  },
  "hsl": {
    "h": 220.576,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.52272,
    "c": 0.15553,
    "h": 262.9
  },
  "luminance": 0.13822
}

Semantic roles & 50–950 ramp

primary

#3764C2

secondary

#CBB689

accent

#AE49DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3764C2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →